The utility model relates to an electric-lifting crossing guard rail which is composed of an electric motor, a guard rail and a support for supporting the guard rail, wherein, the upper and the lower parts of the guard rail are provided with a rain protective device and a slag raising plate, and both sides of the guard rail are provided with position wheel. The support is a star-shaped frame which is formed in the way that the two symmetrical U-shaped channel steels are vertically and fixedly connected with two ends of a concave concrete slot. A positioning slot, a cable capstan and steering wheels are arranged on the support. The purpose of lifting and falling the guard rail can be realized by the obverse and the reverse rotation of the electric motor. The utility model can be electrically controlled and has the advantages of strong anti-impact performance, and safe and reliable operation. Thereby, the utility model is suitable for controlling the opening of railways, road crossings and the gates of enterprises.